Baltic amber stone with fossil insect - huge spread wings mayfly Ephemeroptera.
It weighs 2.6 grams. Measurements of stone 24x22x8mm, length of insects body ~ 7.5mm, wingspan ~ 16mm.
I can send digital high resolution picture by e-mail for personal (not commercial) use. Contact me concerning it.
If you which stone can be made into pendant for free. Please check if stone measurements are suitable for you.